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""" Handle <Path type='nonexistent' ...> entries """
import os
import sys
from Bcfg2.Client.Tools.POSIX.base import POSIXTool, device_map
class POSIXDevice(POSIXTool):
""" Handle <Path type='nonexistent' ...> entries """
__req__ = ['name', 'dev_type', 'mode', 'owner', 'group']
def fully_specified(self, entry):
if entry.get('dev_type') in ['block', 'char']:
# check if major/minor are properly specified
if (entry.get('major') is None or
entry.get('minor') is None):
return False
return True
def verify(self, entry, modlist):
"""Verify device entry."""
ondisk = self._exists(entry)
if not ondisk:
return False
# attempt to verify device properties as specified in config
rv = True
dev_type = entry.get('dev_type')
if dev_type in ['block', 'char']:
major = int(entry.get('major'))
minor = int(entry.get('minor'))
if major != os.major(ondisk.st_rdev):
msg = ("Major number for device %s is incorrect. "
"Current major is %s but should be %s" %
(entry.get("name"), os.major(ondisk.st_rdev), major))
self.logger.debug('POSIX: ' + msg)
entry.set('qtext', entry.get('qtext', '') + "\n" + msg)
rv = False
if minor != os.minor(ondisk.st_rdev):
msg = ("Minor number for device %s is incorrect. "
"Current minor is %s but should be %s" %
(entry.get("name"), os.minor(ondisk.st_rdev), minor))
self.logger.debug('POSIX: ' + msg)
entry.set('qtext', entry.get('qtext', '') + "\n" + msg)
rv = False
return POSIXTool.verify(self, entry, modlist) and rv
def install(self, entry):
if not self._exists(entry, remove=True):
try:
dev_type = entry.get('dev_type')
mode = device_map[dev_type] | int(entry.get('mode'), 8)
if dev_type in ['block', 'char']:
major = int(entry.get('major'))
minor = int(entry.get('minor'))
device = os.makedev(major, minor)
os.mknod(entry.get('name'), mode, device)
else:
os.mknod(entry.get('name'), mode)
except (KeyError, OSError, ValueError):
err = sys.exc_info()[1]
self.logger.error('POSIX: Failed to install %s: %s' %
(entry.get('name'), err))
return False
return POSIXTool.install(self, entry)
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